Hydrologic time series - PowerPoint PPT Presentation


Hydrologic Modeling Methods in HEC-HMS: A Comprehensive Overview

Explore the transformative methods within HEC-HMS hydrologic modeling, including unit hydrograph derivation, excess precipitation transformation, hydrograph illustration, surface transform methods, and concepts like the kinematic wave and 2D diffusion wave. Learn about the unit hydrograph, kinematic

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Analyzing Hydrologic Time-Series for Flood Frequency Analysis

This content delves into the methods and assumptions involved in studying hydrologic time-series data for flood frequency analysis. It covers topics such as different types of assumptions, including independence and persistence, and highlights how streamflow data can be analyzed to find annual maxim

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Understanding Routing Methods in Hydrologic Engineering Center (HEC-ResSim)

Explore the differences between hydrologic and hydraulic routing, learn about open channel flow processes, and delve into channel routing within HEC-ResSim. Discover various reach routing methods, parameter estimation techniques, and calibration approaches. Dive into the Muskingum method and its app

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Managing Water Resources Data with HEC-DSSVue

Learn about managing gridded data in HEC-DSSVue, including how grids represent spatial data, storing data in DSS, naming conventions, tools for manipulation, and more. Explore the importance of grids in hydrologic modeling and the application of spatial data in HEC-HMS and HEC-RAS.

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Stochastic Storm Transposition in HEC-HMS: Modern Techniques and Applications

Explore the innovative methods and practical applications of Stochastic Storm Transposition (SST) in the context of HEC-HMS. Delve into the history, fundamentals, simulation procedures, and benefits of using SST for watershed-averaged precipitation frequency analysis. Learn about the non-parametric

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2023 National Conservation Foundation - Envirothon

Explore the intricate dynamics of aquatic ecosystems and wetlands conservation through this comprehensive study guide. Discover the importance of watersheds, the hydrologic cycle, aquatic food webs, energy flow at trophic levels, and common macroinvertebrates in Louisiana. Learn about different wetl

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Understanding Bleeding Time and Coagulation Time Tests

The Bleeding Time (BT) test evaluates platelet plug formation and capillary integrity, crucial for surgery preparations. Prolonged bleeding times indicate low platelet count or dysfunction. The Duke method is one way to determine Bleeding Time. Sources of error, such as medication interference, impr

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GIS Data Management in Hydrologic Engineering Center (HEC) Software

Efficiently manage GIS data in HEC software by organizing background shapefiles, saving files in relevant directories, and utilizing relative pathnames. Understand the contents of basin files, GIS directories, and the step-by-step process involved in the delineation of elements within a project.

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Understanding Extreme Value Theory in Civil Engineering

Introduction to Extreme Value Theory (EVT) in civil engineering focusing on the analysis of extremes such as shear strength, slope stability, and load factors. The theory, exemplified by Emil Julius Gumbel, questions the likelihood of individual observations falling outside expected distributions. E

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Understanding Reservoir Inflows and Computing Methods

Explore the methods for computing reservoir inflows, including mass balance formulas, known and unknown variables, and techniques to handle negative values. Learn about linking to HMS for hydrologic engineering, estimating local inflows, and utilizing smoothing techniques for accurate results.

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Hydrologic Modeling with Gridded Precipitation Data

Learn about utilizing gridded precipitation data for hydrologic modeling with HEC-HMS. Explore the advantages of spatially distributed precipitation sources such as RADAR and gauge comparisons, and understand the various national and regional products available. Discover utilities for converting and

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Parameter Expression Calculator for Efficient Parameter Estimation from GIS Data

Parameter Expression Calculator within HEC-HMS offers a convenient tool to estimate loss, transform, and baseflow parameters using GIS data. It includes various options such as Deficit and Constant Loss, Green and Ampt Transform, Mod Clark Transform, Clark Transform, S-Graph, and Linear Reservoir. U

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Historic Precipitation Hydrologic Modeling with HEC-HMS Slides by Greg Karlovits, Emily Moe, Daniel Black

Delve into the world of hydrologic modeling with HEC-HMS through a detailed presentation by experts Greg Karlovits, Emily Moe, and Daniel Black. Explore meteorologic models, atmospheric boundary conditions, basin modeling, and simulation runs in this informative slide series.

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Understanding Time Complexity in Algorithm Analysis

Explore the concept of time complexity in algorithm analysis, focusing on the efficiency of algorithms measured in terms of execution time and memory usage. Learn about different complexities such as constant time, linear, logarithmic, and exponential, as well as the importance of time complexity co

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Understanding Mixed Populations in Flood Frequency Analysis

In this presentation by Gregory S. Karlovits, P.E., PH, CFM, a statistical hydrologist from the US Army Corps of Engineers, the focus is on modelling mixed populations in flood frequency analysis. The key topics include revisiting the IID assumption, identifying mixed populations, and building model

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Understanding Gage Weights and Precipitation Methods in Hydrologic Modeling

Exploring the concept of gage weights and precipitation methods in hydrologic modeling using the HEC-HMS software. Dive into the pros and cons of flexible gage weighting, calibration processes, and best practices for estimating time and depth weights. Discover how to set up a gage weights model, inc

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Watershed Resources for Interested Citizens

Explore a variety of resources related to watersheds, wetlands, and water monitoring, including tools provided by the U.S. Fish and Wildlife Services National Wetland Inventory. Learn about different types of wetlands, access the Indiana Watershed Group Finder for locating hydrologic unit codes, and

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Baikal Selenga Network (BaSeNet) - Hydrologic Research Program in PEEX

Baikal Selenga Network (BaSeNet) is a subprogram under PEEX focusing on studying waterborne matter transport in the Lake Baikal and Selenga River Drainage Basin. The program aims to quantify hydro-climatic impacts on large scales, utilizing a monitoring and modeling platform. Research objectives inc

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Engineering Hydrology Course Overview and Great Salt Lake Evaporation Analysis

Engineering Hydrology course led by David Tarboton covers principles of hydrology, water balance concepts, and hydrologic modeling. The analysis of Great Salt Lake evaporation explores factors such as inflow, area, and precipitation to determine the average annual evaporation rate.

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Over-the-Loop Streamflow Forecasting Project Summary

Joint project by USBR, USACE, and NCAR focusing on improving streamflow forecasting using automated over-the-loop approaches. Key challenges include model calibration, data assimilation, and real-time forcings. Objectives involve building an automated system for short- to long-term flow predictions

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Waikato Regional Council Stormwater Guidelines Workshop Overview

The Waikato Regional Council organized an external stakeholder workshop to discuss their new stormwater guidelines, aiming to provide consistent hydrologic design practices in the region. The workshop highlighted the importance of a council-specific guideline, changes from TP 108, allowance for alte

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Understanding the Hydrologic Cycle and Water Distribution

The hydrologic cycle, water distribution in the hydrosphere, water usage in the United States in 2005, condensation processes forming fog, cloud types, precipitation processes including ice-crystal and coalescence processes, and types of precipitation like sleet, freezing rain, hail, and graupel are

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Advancements in Hydrologic Modeling for Enhanced Predictions

Explore the future of hydrologic modeling with a focus on distributed models, data assimilation, ensemble forecasts, and verification. Discover the potential benefits of continued research in physically based models for more accurate forecasts in various conditions. Uncover challenges facing hydrolo

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Hydrogeology and Water Resource Management Problems

The content contains four challenging problems related to hydrogeology, evaporation, watershed hydrology, and flood control reservoir operations. It covers topics such as water table rise, evaporation rate calculation, unit hydrograph analysis, detention basin filling, and reservoir inflow routing.

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Southern Connecticut State University Core-CT Time and Labor Employee Self Service Overview

Employee Entering Time & Labor Self Service at Southern Connecticut State University allows employees to enter their own time into Core-CT. Employees can access Core-CT using their login and password to enter time on a Positive or Exception basis. Training tools are available to help employees learn

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Understanding the Hydrologic Cycle and Water in the Atmosphere

Exploring the intricate processes of evaporation, condensation, and cloud formation in the atmosphere, the hydrologic cycle's closed system, and the impact of global warming on Earth's water resources. Dive into the essential concepts of water absorption, redistribution of energy, humidity, and the

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Recommendations for Establishing Instream Flow Criteria in Priority Tributaries

This report explores the significance of preserving instream flows in priority tributaries to the Sacramento-San Joaquin Delta and provides recommendations for determining regional instream flow criteria. Key points include the importance of flow regimes in maintaining biological integrity and the d

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UCR Time Series Classification Archive Overview

The UCR Time Series Classification Archive, funded by NSF IIS-1161997 II and NSF IIS-1510741, provides valuable resources for researchers interested in time series data analysis. The archive contains datasets in TRAIN and TEST partitions, with data instances stored in ASCII format. Researchers can u

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Enhancing Flow Opportunities in Scott Valley Groundwater Study

The Scott Valley Groundwater Study identifies flow enhancement opportunities to improve water management and increase stream flows. Initiatives include developing an integrated hydrologic model, exploring water management strategies, and implementing groundwater recharge projects since 2008. The stu

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Understanding the Hydrological Cycle and Flood Hazards

This session with Dr. Patrick Asamoah Sakyi delves into the hydrologic cycle, causes of flooding, and ways to mitigate flood hazards. Topics covered include the hydrologic cycle, stream systems, flood consequences, factors affecting flood severity, and strategies for reducing flood risks. Recommende

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Exploring Ecosystem Dynamics: Environmental Systems Study

In this Environmental Systems study, students delve into identifying native plants and animals using a dichotomous key, assessing their roles within local ecosystems, and comparing them to other biomes. They also analyze abiotic cycles such as rock, hydrologic, carbon, and nitrogen cycles, and evalu

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Understanding Abiotic Cycles in Ecosystems: Hydrologic, Carbon, Nitrogen, and More

Abiotic cycles play a crucial role in regulating ecosystems. The hydrologic cycle involves processes like evaporation, condensation, precipitation, and transpiration. The carbon cycle relies on photosynthesis, respiration, and human activities like deforestation and burning fossil fuels. The nitroge

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River Restoration Strategies in Oregon: ES407 Senior Seminar Working Group

Explore the efforts of the ES407 Senior Seminar Working Group from Western Oregon University in Monmouth as they delve into river restoration strategies, watershed assessment, salmonid habitat restoration, fluvial hydrology, and more. Discover the historical framework shaping modern interventions an

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Hydrologic Data Brief for the Edwards Aquifer - October 16, 2013

Hydrological data report for the Edwards Aquifer on October 16, 2013, covering current water levels, spring flows, long-term changes, well readings, and spring discharges. The report includes trends over the last 10 days, deviations from historical averages, and water level updates for various wells

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Proposal for New Data Coding Format in Time Series - S-100 Change

A new data coding format is proposed for fixed station time series organization. The proposal includes extensions and clarifications to Part 10c in S-100 for supporting time series data. The comparison between data coding formats 1 and 8 highlights differences in handling real-time data, time interv

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Evaluating Watershed Delineation Discrepancies in West Virginia

This case study explores differences between NRCS Watershed Boundary Dataset and ArcGIS auto delineation in the Upper Guyandotte Watershed in West Virginia. The project aims to quantify discrepancies, analyze landscape characteristics, examine mining impacts, and assess the variations' effects on hy

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Implementation of the Community Hydrologic Prediction System

The Community Hydrologic Prediction System (CHPS) is a revolutionary initiative replacing the outdated NWS River Forecast System. It aims to improve hydrologic modeling infrastructure by incorporating modern forecasting concepts and models, enhancing data sharing, and fostering collaboration within

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Understanding Biogeochemical Cycles and Their Impact on Earth's Ecosystems

Biogeochemical cycles involve the cycling of essential nutrients like water, carbon, oxygen, nitrogen, phosphorus, and sulfur through abiotic components like water, air, soil, and rock to biotic components like plants, animals, fungi, and bacteria. Humans play a significant role in these cycles, imp

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Hydrologic Systems Analysis for Water Quality Assessment

Principals Thomas Burke and Operations Impacts in the Hydrologic Systems exhibit a comprehensive analysis of scenarios and comparison between Preferred Alternative (PA) and No Action Alternative (NAA). The assessment covers river stage reductions, channel siltation, and the impact on water quality i

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Setting Up NWS-RFC Inflows in CWMS Forecast for Raystown Dam Project

Joan Klipsch, a Sr. Hydraulic Engineer at the Hydrologic Engineering Center, details the process of using NWS-RFC inflows in a CWMS forecast for the USACE Raystown Dam project on the Juniata River. The article provides insights on data requirements, setting up ResSim alternatives, RAS alternative co

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